Helmet mug



FIG. 1 is a perspective view of the helmet mug of the present invention;

FIG. 2 is a front view of the helmet mug of FIG. 1;

FIG. 3 is a side view of the helmet mug of FIG. 1 as seen from the leftside of FIG. 2 with the opposite side view being a mirror image thereof;

FIG. 4 is a top view of the helmet mug of FIG. 1;

FIG. 5 is a back view of the helmet mug of FIG. 1; and,

FIG. 6 is a bottom view of the helmet mug of FIG. 3.

The ornamental design for a helmet mug, as shown and described.